Home / 6,554.16-9,816.12-3,951.36

Finding the Fourth Proportional to 6,554.16, 9,816.12 and 3,951.36

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Solution

The fourth proportional to 6,554.16, 9,816.12 and 3,951.36 is: 5,917.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,554.16 : 9,816.12 = 3,951.36 : x
  2. Step 2: Convert to fraction form
    6,554.16/9,816.12 = 3,951.36/x
  3. Step 3: Cross multiply
    6,554.16x = 9,816.12 × 3,951.36
  4. Step 4: Simplify right side
    6,554.16x = 38,787,023.92
  5. Step 5: Solve for x
    x = 38,787,023.92/6,554.16
  6. Step 6: Final answer
    x = 5,917.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.